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Systen logs Error Detection And Correction (EDAC) Correctable Errors (CE) Memory Scrubbing Error (Doc ID 2416279.1)

Last updated on SEPTEMBER 14, 2018

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64

Symptoms

We can see the Error Detection And Correction (EDAC) logs Correctable Errors (CE) in /var/log/messages or mcelogs:

System logs:


kernel: [5585143.108121] mce: [Hardware Error]: Machine check events logged
kernel: [5585144.044607] EDAC MC1: 1 CE memory scrubbing error on CPU_SrcID#1_Channel#0_DIMM#0 (channel:0 slot:0 page:0x225fc8b offset:0x0 grain:32 syndrome:0x0 - area:DRAM err_code:0008:00c0 socket:1 channel_mask:1 rank:0)

mcelogs:


STATUS cc000145000800c1 MCGSTATUS 0
MCGCAP 1000814 APICID 4b SOCKETID 2
CPUID Vendor Intel Family 6 Model 45
Hardware event. This is not a software error.
MCE 0
CPU 19 BANK 9
MISC 1229408000800a8c ADDR 5e19fdc000
TIME 1527098035 Wed May 23 13:53:55 2018
MCG status:
MCi status:
Error overflow
Corrected error
MCi_MISC register valid
MCi_ADDR register valid
MCA: MEMORY CONTROLLER MS_CHANNEL1_ERR
Transaction: Memory scrubbing error
MemCtrl: Corrected patrol scrub error

Cause

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